Misconfigured WS-Discovery in devices enable massive DDoS amplification

Hundreds of thousands of devices can be abused to amplify distributed denial-of-sevice (DDoS) attacks because they are misconfigured to listen and respond to WS-Discovery protocol requests over the internet. Web Services Dynamic Discovery (WS-Discovery or WSD) is an UDP-based communications protocol used to automatically discover web-based services inside networks. It’s been used by printers, cameras and other types of devices for over a decade, including by various Windows features starting with Windows Vista.

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Story added 18. September 2019, content source with full text you can find at link above.